Explanation

اردو ترکی زبان کا لفظ ہے جس کے بنیادی لغوی معنی لشکر، فوج، چھاؤنی، یا شاہی پڑاؤ کے ہیں۔

ماخذ: یہ لفظ ترکی زبان کے لفظ 'اوردو'  سے نکلا ہے۔

تسمیہ:

مغل دور میں دہلی کے شاہی کیمپ یا فوجیوں کے بازار کو "اردوئے معلیٰ" (اعلیٰ لشکر گاہ) کہا جاتا تھا،

اور وہاں بولی جانے والی زبان "زبانِ اردوئے معلیٰ" (لشکری زبان) کہلائی، جو وقت کے ساتھ صرف "اردو" رہ گئی۔

Last updated question by NA on 11 May 2026

Explanation

• Artificial Intelligence (AI) is a branch of computer science that develops machines capable of performing tasks that normally require human intelligence.
• These tasks include learning, reasoning, problem-solving, decision-making, and understanding language.
• Machine Learning and Deep Learning are important subfields of AI.

Last verified on 14-11-2026

Explanation

• LAN stands for Local Area Network.
• It is a network that connects devices within a limited geographical area.
• LAN is commonly used in homes, schools, laboratories, university campuses, and office buildings.
• It provides high-speed communication and resource sharing between connected devices.

Additional information:

• MAN: Metropolitan Area Network – Covers a city or metropolitan area
• WAN: Wide Area Network – Covers a large geographical area (countries/continents)

Last verified on 07-07-2026

Explanation

• Amylase is an enzyme that catalyzes the hydrolysis of starch into sugars.
• All amylases are glycoside hydrolases.
• It is used in breadmaking.

Additional information:

Protease:

• It is an enzyme that catalyzes proteolysis.

Lipase:

• It is an enzyme that catalyzes the hydrolysis of fats.

Peptidase:

• It is an enzyme that breaks down peptides into amino acids.

Last verified on 13-11-2026

Explanation

• An ionic bond forms when one or more electrons are transferred from one atom to another.
• Ionic bond: Formed by electron transfer, e.g., sodium chloride (NaCl).

Additional information:

• Covalent bond: Formed when atoms share electron pairs, e.g., water (H₂O).
• Metallic bonding: Positive metal ions are held together by attraction to delocalized electrons.
• Coordinate (dative) bond: A covalent bond in which both shared electrons are donated by one atom.

Last verified on 15-10-2026

Explanation

• Electron: Discovered by J. J. Thomson, 1897

Additional information:

• Proton: Discovered by Ernest Rutherford, 1919
• Neutron: Discovered by James Chadwick, 1932
• Atomic Model Proposed: Plum Pudding Model
• Significance: First subatomic particle discovered

Last updated by NA on 05-11-2026

Explanation

• Neither of the options is suitable.
• “Neither” is singular, so it takes a singular verb.
• “Options” is plural in form, but after “neither of,” the verb agrees with neither (singular).
• Therefore, correct structure is: Neither + is.

Last verified on 06-06-2026

Explanation

• A petal is a part of a flower.
• Similarly, an engine is a part of a car.
• Both show a part-to-whole relationship.

Last verified on 06-06-2026

Explanation

Explanation

• The common ostrich (Struthio camelus) is the biggest bird in the world.
• It is weighing up to 344 pounds (157 kilograms) and standing 9 feet tall.
• Female ostriches lay the largest eggs of any living bird.
  

• The world’s fastest bird is the peregrine falcon.
• The white bellbird is the world’s loudest bird.

 Last updated on 12 NOV 2026